Representative photo. Each refurbished unit varies.
Contec Sonoline B Fetal Doppler
$180
A handheld pocket fetal Doppler with a digital heart-rate display and built-in speaker. Used to check fetal heart rate from around 12 weeks of pregnancy.
Key features
- Digital fetal heart rate display
- Built-in loudspeaker with volume control
- Interchangeable probes
- Headphone and recording output
- Low battery indicator and auto shut-off
Specifications
| Type | Handheld fetal Doppler |
|---|---|
| Probe | 2 MHz (standard), 3 MHz (optional) |
| FHR range | 50–240 bpm |
| FHR accuracy | ±2 bpm |
| Display | LCD with backlight |
| Power | 9 V battery |
Specifications are for the standard model as published by the manufacturer. Configuration and accessories may vary between units.
Typical applications
- Midwifery
- Antenatal clinics
- General practice
- Obstetrics
Typically included
- Main unit
- 2 MHz probe
- Battery
Photo: Cognito100, CC BY-SA 4.0, via Wikimedia Commons.
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Contec Sonoline B Fetal Doppler · $180